@article{SHI Yongping:617, author = {SHI Yongping,FENG Yujun}, title = {IS FREEDOM OF SPEECH POSITIVE OR NEGATIVE?}, publisher = {Front. Law China}, year = {2014}, journal = {Frontiers of Law in China}, volume = {9}, number = {4}, eid = {617}, numpages = {18}, pages = {617}, keywords = {}, url = {https://journal.hep.com.cn/flc/EN/abstract/article_12124.shtml}, doi = {10.3868/s050-003-014-0039-7} }